/*
 * Copyright 2010-2012 Susanta Tewari. <freecode4susant@users.sourceforge.net>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package provider.impl.genomemap.lc;

class ExchangeConfig {

    /** Field description */
    private byte i;

    /** Field description */
    private byte j;

    boolean nextPattern() {

        if ((i == 4) && (j == 4)) {
            return false;
        } else {

            if (++j <= 4) {
                return true;
            } else {

                j = 0;

                i++;
            }

            return true;
        }
    }

    /**
     * Method description
     *
     *
     * @return
     */
    public byte getI() {
        return i;
    }

    /**
     * Method description
     *
     *
     * @return
     */
    public byte getJ() {
        return j;
    }

    /**
     * Method description
     *
     *
     * @return
     */
    @Override
    public String toString() {
        return "(" + i + "," + j + ")";
    }
}
